Example
Table 20 shows example of different combinations of SAS weights.
Table 20. Examples of supported SAS chain combinations
2145-12F Enclosures 2145-24F Enclosures 2077-92F Enclosures
Combined chain
weight
2 0 3 9.5
2 3 2 10
0 7 1 9.5
1 1 1 4.5 (as shown in
Figure 113 on page
130)
In addition, the orientation of the Input and Output SAS ports on the 2U and 5U
SAS enclosures differs. Figure 114 shows the SAS ports on the 2077-92F, 2145-12F,
and 2145-24F enclosures
▌1▐ Input SAS port
▌2▐ Output SAS port
Powering on the expansion enclosure: 2077-92F
Use the following procedure to provide power to the 2077-92F expansion enclosure
as part of the initial installation process or after a service procedure.
Before you begin
Important:
Figure 114. SAS port orientation on expansion enclosures
Chapter 2. Installing the system hardware 131